English

mammophant

Blend of mammoth + elephant.

Russian ма́мант

Ancient Greek ἐλέφᾱς

Latin elephantus ‘an elephant’

Old French elefant

Middle English elefant

Today it means

noun A (hypothetical) cross between a woolly mammoth and an elephant.

Language periods are conventional ranges, not dates for this word.

Etymograph / mammophant